Home / 9,126,280.14-13,702,877.37-5,090,652.78

Finding the Fourth Proportional to 9,126,280.14, 13,702,877.37 and 5,090,652.78

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Solution

The fourth proportional to 9,126,280.14, 13,702,877.37 and 5,090,652.78 is: 7,643,485.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,126,280.14 : 13,702,877.37 = 5,090,652.78 : x
  2. Step 2: Convert to fraction form
    9,126,280.14/13,702,877.37 = 5,090,652.78/x
  3. Step 3: Cross multiply
    9,126,280.14x = 13,702,877.37 × 5,090,652.78
  4. Step 4: Simplify right side
    9,126,280.14x = 69,756,590,777,589.59
  5. Step 5: Solve for x
    x = 69,756,590,777,589.59/9,126,280.14
  6. Step 6: Final answer
    x = 7,643,485.59

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.